#!/usr/bin/python
# -*- coding: utf-8 -*-



class Tools(object):
    @staticmethod
    def method1():
        print('method1')
        return Tools
    
    
    @staticmethod
    def method2():
        print('method2')
        return Tools
    
    
    
    
def test_chain():
    Tools.method1().method2()
    
    
    
    